A hot tub holds 350.0 liters of water. How much energy, in kilocalories (kcal), would be required to raise the temperature of the water in the tub from 25.00 °C to 38.50 °C? Assume the density of water is 1.000 g/ml.

Q: Convert between energy units. a. 231 cal to kJ b. 132 x 10* kJ to kcal d. 2.88 x 10* J to Cal c.…

A: Convert between energy units. (a) 231 cal to kj (b) 132 × 104 kj to kcal (c) 4.99 × 103 kj to kWh…

Q: The following equation shows the conversion of aluminum oxide to aluminum. How much energy (in kcal)…

A: We have given that a balance chemical equation of Al2O3 to Al as follow                  2 Al2O3 (s)…

Q: CAI = 0.22 kcal/kg°C A 0.60 kg length of aluminum wire is warmed by 22.3°C by an electric current.…

A: Heat is a form of energy  Which is given by  q° mc∆T  Where m= mass  C = specific heat  T=…

Q: - Q2: A person swimming at 2 miles per hour requires 360 +46 Calories per hour per 100 pounds of…

A: A person swimming at 2 miles per hour requires 360+46 Calories per hour per 100 pounds of body mass.…

Q: (a) A 2-inch piece of two-layer chocolate cake with frosting provides 1670 kJ of energy. What is…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: On a 16.5 ounce bag of potato chips, the manufacturer states that the single serving is one ounce,…

A:

Q: A runner burns 2.56 x10^3 kJ during a five mile run how many nutritional calories did the runner…

A: Given : energy burned in KJ = 2.56 X 103 KJ

Q: When 1.0 g of gasoline burns, it releases 11 kcal of heat. The density of gasoline is 0.74 g/mL. a.…

A: It is given that:Mass of gasoline = 1.0 gAmount of heat released = 11 kcalDensity of gasoline = 0.74…

Q: a person practicing yoga for one hour burns 285 kilocalories (kcal), how many joules (J) of energy…

A: 1kcal=4184joule 285kcal= 285×4184= 1192440joule

Q: Which of the following is the best example of chemical energy being converted into thermal energy? O…

A: Option A: The sun on nuclear fusion i.e. when the Hydrogen nuclei fuse to form one helium atom the…

Q: A kilogram of aluminum metal and a kilogram of water are each warmed to 75°C and placed in two…

A: Given: It is given that,"A kilogram of aluminum metal and a kilogram of water are each warmed to…

Q: How many kJ of heat are needed to raise the temperature of 2 kg of water from 35 °C to 86 °C?

A: Heat capacity or thermal capacity is a physical property of matter, defined as the amount of heat to…

Q: How much heat in calories does it take to raise the temperature of 5 grams of water from 22 C to 38…

A: Specific heat capacity of water is 4.18

Q: 9.69 x 10^6 J = ? Kcal

A: Given :-  energy = 9.69 x 106 J  To convert :-  The above energy in Kcal

Q: What will be the temperature of water weighing 200. g with an initial temperature of 20 °C after it…

A: The given data is as follows: The mass of water (m) = 200 g The initial temperature of the water…

Q: In 2008 the approximate energy consumption for the entire population of earth for an entire year was…

A: The energy consumption for the entire population of earth is 4.74×1020Joules. The energy of the…

Q: A 65 kg person walking 6.5 km/hr requires 1390 kJ of energy per hour. How much further does he have…

A:

Q: how many calories correspond to 28.4 J?

A: Concept introduction- Joule and Calorie both are units of energy. Energy can be converted into heat.…

Q: What is the volume of ethanol required to heat 200.0g of water by 10.0 celsius? The density of…

A: Note: Thank you for question. Since the Heat combustion of ethanol and Specific heat of water is not…

Q: If calorie raises the temperature of 1ml of water by 1ºC, how many calories are needed to raise the…

A:

Q: How many calories are required to raise the temperature of 225g of water from 42.0 degrees C to 75.0…

A: Given that, Now, the heat required to raise the temperature is calculated by following equation:…

Q: When 1.0 g of gasoline burns, it releases 11 kcal. The density of gasoline is 0.74 g/mL. How many…

A: Gasoline is a refined form of petroleum that is use as fuels in running of vehicles and many other…

Q: f a television requires 150 kj/h to run, how many hours can the television run on the energy…

A: The energy given by gasoline is 1 gal. The energy required by television in one hour is 150 kJ.

Q: If the specific heat of gold is 0.13 J/(g°C), how much heat is needed to raise the temperature of a…

A: Here we are asked to calculate the amount of heat needed to raise thetemperature of a   20 gram…

Q: Brad tries out a weight-loss plan that involves repeatedly lifting a 41.4-kg barbell from the floor…

A:

Q: An average home in Colorado requires 20. GJ of heat per month. How many grams of natural gas…

A: Given, Amount of heat = 20 GJ = 20 x 109 J  (since, 1 GJ = 1 x 109 J) Enthalpy of reaction (△H°rxn)…

Q: If the monthly electricity consumption of a household is 6,619 kWh, what is this consumption…

A: 1 kWh = 3600 kJ

Q: 3. Specific heat is defined as the amount of energy needed to raise the temperature of 1 gram of a…

A: The definition of specific heat has to be given,

Q: How many small calories will a 298-pound athlete consume after running a distance of 458 yards in…

A: Step:I   Given that:       Mass of the athlete, m⇒298 lb…

Q: How much energy (in Calories, ie. kcal) was produced by burning the Goldfish?  (Specific Heat of…

A: Mass of water = 100.116 g Change in temp. = 5.1°C = 5.1 K Specific Heat Capacity of water = 4.184…

Q: Which substance will have the largest temperature increase if 40 kJ of heat was absorbed by 30 g of…

A:

Q: How much work is done by an Olympic bicyclist who accelerates from 5.0 m/s to 10.0 m/s? The mass of…

A:

Q: 4. If the Law of Conservation of Energy states that energy is neither be created nor destroyed, but…

A: According to law of conservation of energy, energy can neither be created nor destroyed, but can…

Q: A 0.82 g corn chip burns and heats 50 g of water from 22.1 degrees C to 27.8 degrees * C . If 0.23 g…

A:

Q: The energy needed to keep a 75 - watt lightbulb burning for 1.0 hr is 270kJ. Calculate the energy…

A:

Q: When 1.0 g of gasoline burns, it releases 11 kcal. The density of gasoline is 0.74 g/mL. (3.4, 3.6)…

A: Next step is

Q: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…

A: Given : Amount of energy required = 650.0 Kcal/hr 1 Kcal = 4.184 KJ Time of cycling = 175 mins  And…

Q: How many calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius…

A: Calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius to 75.0…

Q: A serving size of eight cookies contains 7 g of fat, 17 g of carbohydrates, and 8 g of protein. If…

A:

Q: Perform the conversions between energy units. 633 kJ = 2325 kcal %3D kJ 9.01 x 10 J = kcal

A:

Q: A solar cell generates 500 kilojoules of energy per hour. To keep a refrigerator at 4°C, one needs…

A: About 250kcal/h is needed for running refrigerator. Given solar cell generates 500 kilojoules of…

Q: Suppose that a person eats a diet of 2383 Calories per day. Convert this energy into kilowatt-hours.

A: In generally power is given by kWh so the calories of energy is cavorted as kWh by below,

Q: Carbohydrates serve as a vital source of chemical energy to the human body. Carbohydrates are broken…

A: 10. 0 g of carbohydrate produce 170kJ of energy. We can this energy into kcal.  We know that 1 cal =…

Q: To the cooled anhydrate, CuSO4, of Part I, a student added about 5 mL of distilled water and then…

A: This is an exothermic reaction. when water is added to anhydrous white crystal of copper sulphate…

Q: How many grams of carbon are present if it requires 57.5kj of energy to heat a sample from 20.0 to…

A: Specific heat: Heat requires for system to raise temperature of substance by 1 degree Celsius or 1…

Q: A 2.9-g sample of rice is placed in a calorimeter. When the sample is burned, 23 kJ is given off.…

A: Given:- 2.9 g rice on burning gives 23 kJ energy.                            2.9 g gives=> 23 kJ…

Q: If the energy in a serving of food can heat up 450,000 g of water 1 degrees C how many calories are…

A: Calories served can be calculated using the following equation: Q = m.s.ΔT Where Q = energy per…

Q: Carbohydrates serve as a vital source of chemical energy to the human body. Carbohydrates are broken…

A: Given : Energy in KJ = 187 KJ